diff --git a/modules/binary-authorization/main.tf b/modules/binary-authorization/main.tf
index 11b7c5fa8e..901aecc5b4 100644
--- a/modules/binary-authorization/main.tf
+++ b/modules/binary-authorization/main.tf
@@ -25,7 +25,7 @@ locals {
 
 module "project-services" {
   source  = "terraform-google-modules/project-factory/google//modules/project_services"
-  version = "~> 17.0"
+  version = "~> 16.0"
 
   project_id    = var.project_id
   activate_apis = local.required_enabled_apis
diff --git a/modules/services/main.tf b/modules/services/main.tf
index e6cb613f18..25daf441b6 100644
--- a/modules/services/main.tf
+++ b/modules/services/main.tf
@@ -16,7 +16,7 @@
 
 module "services" {
   source  = "terraform-google-modules/project-factory/google//modules/project_services"
-  version = "~> 17.0"
+  version = "~> 16.0"
 
   project_id                  = var.project_id
   enable_apis                 = var.enable_apis